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Ch. 10 bio
Ch.10 Biology study guide
Term | Definition |
---|---|
DNA | Deoxyribonucleic Acid |
RNA | Ribosomal Acid |
3 parts of Nucleotide | Sugar, Phosphate, Base |
Shape of DNA | Double Helix |
Process of copying DNA in cell | Replication |
3 types of RNA | mRNA, tRNA, rRNA |
3 mRNA nucleotides | Codon |
Start codon | AUG |
Stop codon | UAA, UAG, UGA |
Used to signify the nitrogen base | Letters |
Watson & Crick won what in 1962 | Nobel Prize in Medicine |
Ribosomes are composed of | rRNA & proteins |
Purines are | Adenine & Guanine |
Pyrimidines are | Cytosine & Thymine |
DNA Sugar | Deoxyribose |
RNA Sugar | Ribose |
Inspired by the X-ray photographs of DNA crystals | Double Helix structure of DNA |
Made up of repeating subunits of nucleotides | DNA |
Type of enzyme that binds to the separated chains of DNA | DNA Polymerase |
Change in the nucleotide sequence causes a | Mutation |
Number of copies produced of original DNA when finished | 2 new copies |
Enzymes can | Repair errors (& bring down error rate down to 1 per 1 billion nucleotides |
Genetic info is copied from DNA to RNA, called | Transcription |
Correlation between a nucleotide sequence & amino acid sequence | Genetic code |
Proteins are | Polymers |
Proteins are made up of | One or more polypeptides |
There are ____ amino acids | 20 |
mRNA | Messenger RNA |
tRNA | Transfer RNA |
rRNA | Ribosomal RNA |